Inventor
SUH MOON GJU
KR6 patents
Patents
6 patentsUS10454918B1Oct 22, 2019
Method for SSO service using PKI based on blockchain networks, and device and server using the same
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US10541991B2Jan 21, 2020
Method for OAuth service through blockchain network, and terminal and server using the same
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US11210661B2Dec 28, 2021
Method for providing payment gateway service using UTXO-based protocol and server using same
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US11556926B2Jan 17, 2023
Method for approving use of card by using blockchain-based token id and server using method
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US11316699B2Apr 26, 2022
Method for authenticating user contactlessly based on decentralized identifier using verifiable credential and authentication supporting server using the same
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US10528756B2Jan 7, 2020
Method for managing information using tree structure based on blockchain, server and terminal using the same
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